Type : Double Window - Plain Rotary Wheel Flapper Drip Tube Full ViewBody : CS, SS 304, SS 304L, SS 316, SS 316L, others on requestRetainer Flange : CS, SS 304, SS 304L, SS 316, SS 316L, others on requestCushion Gasket : C.A.F. P.T.F.E. Graph oilsGlass : Toughened BorosilicateProcess Connection : Flanged Screwed Welded TriclampFasteners : SS , ASTM A193 Gr. B7 A 194 Gr. 2H